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B. T. COVELL.

' GHEOKREIN ATTACHMENT. No. 370,320. Patented Sept. 20, 1887.

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UNITED STATES PATENT OFFICE.

EDWARD T. COVELL, OF NEW BEDFORD, MASSACHUSETTS, ASSIGNOR OF ONE- HALFTO CHARLES F. CUSHING, OF SAME PLACE.

CHECKREIN ATTACHMENT.

SPECIFICATION forming part of Letters Patent No. 370,320 dated September20, 1887.

Application filed January 18, 1887. Serial No. 224,707. (No model.)

To all whom it may concern:

Be it known that I, EDWARD T. COVELL, a citizen of the United States,residing at New Bedford, in the county of Bristol and State ofMassachusetts, have invented certain new and useful ImprovementsinOheckrein-Hooks for HarnessSaddle Trees; and I do hereby declare thatthe following is a full, clear, and exact description of the same,reference being bad to the annexed drawings, making a part of thisspecification, and to the letters and figures of reference markedthereon.

Figure 1 of the drawings is a sectional elevation of a harness-saddletree and seat connected thereto, also the checkrein-hook in elevation,showing it connected to the tree; and Fig. 2, a detail view, inperspective, of the checkreinholder.

The object of the presentinvention is to provide a harness-saddle treewith a checkreinhook that will yield or give should the horse stumble,thereby preventing the danger of injury to the animal or to thecheckrein, which is too frequently the case where the hook is rigidlysecured to the saddle-tree or seat thereof, which objects I attain bythe construction substantially as shown in the drawings, and hereinafterdescribed and claimed.

In the accompanying drawings, A represents the harness-saddle tree ofthe usual construction, except that it is formed with a channel, a, uponits upper side, within which is located a suitable spring, B. In thepresent instance I have shown the spring as formed from astrip of springmetal riveted or otherwise secured at or near its center, as shown at b,the spring being of the kind known asa bow-spring, and having its endscurved,as shown at c, said ends bearing against theunder side of theshank d of the checkrein-hook C, the same being of any of the usualforms. The shank d of the hook C is provided with shoulders e f, and theextremity of the shank upon the outer side of the shoulder 6 beingbeveled, as shown at 9, so that it will form a wedge to depress the endof the spring B when connecting the hook to the saddie-tree.

When the hook C is in position, as shown in Fig. 1, it is securely heldin place by the pressure of the spring B, which bears against the underside of the hook, and by means of the shoulders e f and the stops h,extending transversely over the channel a, the hook is prevented frommoving longitudinallyin either direction.

If preferred, the spring may be secured to the checkreinhook instead ofto the saddletree, the same result being attained in eitherconstruction.

As will be seen, there are no screws, rivets, or other like fasteningsemployed, and consequently the hook is readily and quickly removed bydepressing the end of the shank d until the shoulder e thereon is belowand passes under the rear one of the stops h, when the hook with itsshank can be withdrawn.

There being no bolts or nuts employed, all danger of injury to thehorses back is entirely avoided, thereby making it more comfortable tothe animal. I

By the employment of the spring, the hook has a downwardly-yieldingmotion when any forward pressure or strain is brought thereon by thecheckreins, thus preventing injury to the animal should it stumble, andalso any injury to the rein, this being an essential feature of theinvention.

The seat D, which is also detachably connected to the saddle-tree bymeans of the catch E, will form the subject of a separate patent, aswill also the construction of the saddle-tree to adapt it to receive thesaddle and checkreinhook.

Having now fully described my invention, what I claim as new, and desireto secure by Letters Patent, is-- The combination, with a harness-saddletree, of a checkrein-hook provided with a shank beveled at itsextremity,and having shoulders,

at both its rear and forward ends, anda spring for holding the hook orshank thereof in position, substantially as and for the purpose setforth.

In testimony that I claim the above I have hereunto subscribed my namein the presence of two witnesses. 4

EDWARD T. COVELL.

Witnesses:

A. EDWIN CLARKE, DANL. S. Dawn.

